There is an infinite number of common multiples for 9 and 14. A common multiple of any two or more numbers is any number into which each of two or more numbers can be divided evenly (zero remainder).
The Least Common Multiple (LCM) for 8 9 14 is 504.
126
If that's 9, 14 and 21, the first three common multiples are 126, 252 and 378.
126, 252, 378
The only Least Common Multiple (LCM) for 7 9 14 is 126.
The common multiples of 14 and 35 are numbers that are divisible by both 14 and 35. To find the common multiples, we first list the multiples of each number. The multiples of 14 are 14, 28, 42, 56, 70, etc., and the multiples of 35 are 35, 70, 105, 140, etc. The common multiples of 14 and 35 are numbers that appear in both lists, such as 70.
126, 252, 378
Common multiples of 9 and 10 are all of the multiples of 90.
Since 14 is a multiple of 7, all of its multiples are common.
The least common multiples of 7 and 14 are 14,28 and 42>
You can have three common multiples, but only one can be least and that's 126. Others include 252 and 378.
126, 252, 378 and so on.